* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0a;
    --bg-secondary: #1a1a1a;
    --accent-red: #e91e63;
    --accent-purple: #9c27b0;
    --accent-gradient: linear-gradient(135deg, #e91e63 0%, #9c27b0 100%);
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --hover-overlay: rgba(233, 30, 99, 0.3);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

/* Header */
header {
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--accent-red);
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(233, 30, 99, 0.2);
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 2rem;
    font-weight: bold;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 2px;
}

nav {
    display: flex;
    gap: 20px;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px 16px;
    border-radius: 4px;
    transition: all 0.3s ease;
    font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-primary);
    background: var(--accent-gradient);
}

/* Main Content */
main {
    flex: 1;
    padding: 40px 20px;
}

.gallery-header {
    text-align: center;
    margin-bottom: 40px;
}

.gallery-header h2 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gallery-subtitle {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

/* Video Grid */
.video-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-bottom: 40px;
}

.video-item {
    position: relative;
    aspect-ratio: 1 / 1;
    background: var(--bg-secondary);
    border-radius: 0;
    overflow: hidden;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.video-item:hover {
    transform: translateY(-5px);
    border-color: var(--accent-red);
    box-shadow: 0 10px 30px rgba(233, 30, 99, 0.4);
}

.video-item video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* Placeholder: shown until user hovers and video loads (saves memory on low-end PCs) */
.video-placeholder {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-size: 0.85rem;
    pointer-events: none;
}

.video-placeholder-icon {
    font-size: 2rem;
    opacity: 0.7;
}

.video-placeholder-text {
    opacity: 0.9;
}

.video-placeholder-loading .video-placeholder-icon {
    animation: video-placeholder-pulse 0.8s ease-in-out infinite;
}

.video-placeholder-hidden {
    display: none !important;
}

@keyframes video-placeholder-pulse {
    50% { opacity: 0.3; }
}

.video-overlay {
    display: none;
}

/* Pagination */
.pagination-container {
    display: flex;
    justify-content: center;
    margin-top: 40px;
}

.pagination {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.pagination-btn {
    padding: 10px 16px;
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--accent-purple);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
    min-width: 44px;
}

.pagination-btn:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    transform: translateY(-2px);
}

.pagination-btn.active {
    background: var(--accent-gradient);
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(233, 30, 99, 0.5);
}

.pagination-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* About Page */
.about-page {
    max-width: 800px;
    margin: 0 auto;
}

.about-title {
    font-size: 2.5rem;
    margin-bottom: 24px;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-intro {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.about-page p {
    color: var(--text-secondary);
    margin-bottom: 20px;
}

.about-section {
    margin-bottom: 32px;
}

.about-section h3 {
    font-size: 1.4rem;
    color: var(--text-primary);
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--accent-purple);
}

.about-section p {
    margin-bottom: 0;
}

.about-page ul {
    margin: 12px 0 20px 20px;
    color: var(--text-secondary);
}

.about-page ul li {
    margin-bottom: 8px;
}

/* Video Page */
.video-page {
    max-width: 1200px;
}

.back-button-container {
    margin-bottom: 30px;
}

.back-button {
    padding: 12px 24px;
    background: var(--accent-gradient);
    color: var(--text-primary);
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.back-button:hover {
    transform: translateX(-5px);
    box-shadow: 0 6px 20px rgba(233, 30, 99, 0.4);
}

.video-player-container {
    background: var(--bg-secondary);
    border-radius: 12px;
    padding: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.video-player {
    width: 100%;
    max-height: 70vh;
    border-radius: 8px;
    background: #000;
    display: block;
    margin-bottom: 20px;
}

.video-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    gap: 15px;
    flex-wrap: wrap;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 10px;
}

.control-btn {
    background: var(--bg-primary);
    border: 1px solid var(--accent-purple);
    color: var(--text-primary);
    padding: 10px 15px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.control-btn:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    transform: scale(1.1);
}

.volume-slider {
    width: 120px;
    height: 6px;
    background: var(--bg-primary);
    border-radius: 3px;
    outline: none;
    -webkit-appearance: none;
}

.volume-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    background: var(--accent-gradient);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.volume-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.volume-slider::-moz-range-thumb {
    width: 18px;
    height: 18px;
    background: var(--accent-gradient);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.volume-slider::-moz-range-thumb:hover {
    transform: scale(1.2);
}

.video-info {
    margin-bottom: 20px;
}

.video-timer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-primary);
    border-radius: 4px;
    outline: none;
    -webkit-appearance: none;
    cursor: pointer;
}

.progress-bar::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    background: var(--accent-gradient);
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
}

.progress-bar::-webkit-slider-thumb:hover {
    transform: scale(1.3);
}

.progress-bar::-moz-range-thumb {
    width: 20px;
    height: 20px;
    background: var(--accent-gradient);
    border-radius: 50%;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
}

.progress-bar::-moz-range-thumb:hover {
    transform: scale(1.3);
}

.video-navigation {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.nav-btn {
    padding: 12px 30px;
    background: var(--bg-primary);
    color: var(--text-primary);
    border: 2px solid var(--accent-purple);
    border-radius: 6px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

.nav-btn:hover {
    background: var(--accent-gradient);
    border-color: transparent;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(233, 30, 99, 0.4);
}

/* Footer */
footer {
    background: var(--bg-secondary);
    border-top: 2px solid var(--accent-purple);
    padding: 30px 0;
    margin-top: 60px;
    text-align: center;
}

footer p {
    color: var(--text-secondary);
}

.footer-link {
    color: var(--accent-red);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-link:hover {
    color: var(--accent-purple);
}

.about-page .footer-link {
    color: var(--accent-red);
}

.about-page .footer-link:hover {
    color: var(--accent-purple);
}

.policy-updated {
    color: var(--text-secondary) !important;
    font-size: 0.95rem;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .video-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 900px) {
    .video-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
    }

    .logo {
        font-size: 1.5rem;
    }

    .gallery-header h2 {
        font-size: 2rem;
    }

    .video-navigation {
        flex-direction: column;
    }

    .nav-btn {
        width: 100%;
    }
}

@media (max-width: 400px) {
    .video-grid {
        grid-template-columns: 1fr;
    }
}